Tying agreement oleh PT Pelabuhan Indonesia II (Persero) dihubungkan dengan pendekatan per se illegal dan pembuktiaan keterangan saksi non fakta dalam penegakan hukum persaingan usaha di Indonesia studi kasus putusan nomor 01/PDT/KPPU/2015/PN.JKT.UTR = Tying agreement by PT Indonesia port ii persero is connected with the application of the approach per se illegal and testimony witnesses non fact in competition law enforcement effort in Indonesia a case study of ruling number 01/PDT/KPPU/2015/PN.JKT.UTR